The Speedmaster 5/16" Base to 7/16" Rocker Stud Set (PCE260.1004) is a precision rocker arm stud conversion kit designed specifically for late-model Ford cylinder head applications. This set converts 5/16" base studs to 7/16" rocker studs and includes an extra 0.500" length, allowing for proper fitment and clearance optimization on compatible Ford performance and street engines. Rocker stud sets are essential for maintaining correct rocker arm geometry and preventing binding or misalignment during valve actuation.
This stud set is ideal for Ford enthusiasts performing cylinder head upgrades, engine rebuilds, or high-performance modifications where rocker arm conversion or replacement is necessary. The extended length accommodates various head designs and aftermarket rocker arm configurations common in late Ford applications. Installation requires basic mechanical knowledge and proper torque specifications to ensure secure and reliable valve train operation. Compatible with select late-model Ford engines; verify fitment against your specific head casting before ordering.
Key Features & Benefits
- 5/16" to 7/16" Conversion: Converts smaller 5/16" base studs to larger 7/16" rocker studs for compatibility with modern rocker arms.
- +0.500" Extended Length: Additional 0.500" length accommodates various Ford head designs and aftermarket rocker configurations.
- Late Ford Head Specific: Engineered for late-model Ford cylinder head applications to ensure proper fitment and geometry.
- Rocker Arm Compatibility: Enables use of upgraded rocker arm assemblies on engines originally equipped with smaller stud bases.
- Performance Engine Ready: Suitable for street and performance engine builds requiring precise rocker arm alignment.
Specifications
| Brand | Speedmaster |
| Model/MPN | PCE260.1004 |
| Stud Base Size | 5/16" |
| Stud Top Size | 7/16" |
| Length Increase | +0.500" |
| Application | Late Ford Head Applications |
| Type | Rocker Stud Set |
Ideal Applications
- Ford cylinder head rebuilds and upgrades requiring rocker stud conversion
- Late-model Ford engine performance modifications with aftermarket rocker arms
- High-performance street and racing engine builds requiring precise valve train geometry
- Ford engine restorations where modern rocker arm assemblies are being installed